Table Of Contents - JUKI MF-7700D Series Engineer's Manual

1. SPECIFICATIONS................................................................................................... 1
2. CONFIGURATION OF THE MACHINE COMPONENTS ........................................ 2
3. MODEL NUMBERING SYSTEM . ........................................................................... 3
(1) MF-7700D Series . ................................................................................................................... 3
(2) MF-7700D Series Thread trimmer.......................................................................................... 4
4. MOTOR PULLEY AND BELT ................................................................................. 5
5. STANDARD ADJUSTMENT ................................................................................... 6
(1) Threading the machine head . ............................................................................................... 6
(2) Adjusting the rocking thread take-up ................................................................................... 8
(3) Adjusting the position of the needle thread guide rod ..................................................... 10
(4) Adjusting the position of the thread receiver .................................................................... 12
(5) Adjusting the position of the spreader thread guide and spreader thread take-up ....... 14
(6) Adjusting the spreader ......................................................................................................... 16
(7) Adjusting the timing relation between the looper and needle bar ................................... 20
(8) Returning amount of the looper .......................................................................................... 22
(9) Height of the needle ............................................................................................................. 24
(10) Locus and longitudinal motion of the looper ..................................................................... 26
(11) Adjusting the needle guard ................................................................................................. 28
(12) Installing cover of the looper and needle guard after adjusting ...................................... 32
(13) Adjusting the feed dog ......................................................................................................... 34
(14) Adjusting the feed relation .................................................................................................. 40
(15) Adjusting the presser foot ................................................................................................... 42
(16) Adjusting the micro-lifter ..................................................................................................... 44
(17) Adjusting the looper thread cam......................................................................................... 46
(18) With regard to lubrication .................................................................................................... 48
(19) Setting for functions of SC-500 ........................................................................................... 52
(20) Adjusting and setting SC-510 .............................................................................................. 54
(21) MF-7700D/MF-7800D How to use the timing gauge .......................................................... 58
6. E10/MD10 .............................................................................................................. 59
(1) Specifications (E10).............................................................................................................. 59
(2) Specifications (MD10) .......................................................................................................... 59
(3) Adjusting the needle guard ................................................................................................. 60
(4) Adjustment of knife .............................................................................................................. 62
(5) Presser adjustments ............................................................................................................ 66
(6) Method of lubrication ........................................................................................................... 68
(7) Adjustment of the amount of feeding ................................................................................. 70
(8) Adjustments for heavy material sewing ............................................................................. 72
(9) Mounting position of the eccentric cam ............................................................................. 74
CONTENTS